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Equisetum myriochaetum (Giant Horsetail) – This prehistoric remnant is among the tallest of the living horsetails. Given optimum conditions, which includes a. Descriptions and articles about Equisetum myriochaetum in the Encyclopedia of Life. Includes Overview; Brief Summary; Comprehensive Description;. Taxonomy. Morphology Equisetum myriochaetum has. Stems – (- ) cm x 7 mm, with 16 – 44 ridges; Branches regularly in whorls. branches

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This description is based on our research and observations made of this plant as it grows in our nursery, in the nursery eqyisetum and in other gardens that we have visited. Members of the horsetail family are easily recognised by their upright stems with a brush like appearance.

In context at www. The horsetails are known for their biomineralisation of silica, earning some the common name of “scouring rush. Like all horsetails, Equisetum myriochaetum grows well in wet fertile areas and they are often found growing in tropical forests alongside streams and swamps.

Though they are not ferns, horsetails are frequently referred to as “fern allies. Could it be a characteristic that has allowed the horsetails to survive for so long and have such a wide range?

Today, however, they have been reduced to mostly small, lanky plants. Retrieved from ” https: Most species tend to frequent wet areas, though dry, nutrient poor soils seem to suit some species just fine. Love them or hate them, they have stood the test of time. As well as being found in the Reading University tropical glasshouseEquisetum myriochaetum grows natively in south and Central America between Mexico and Peru [7].

However, the horsetails that grow today look very similar to the ones we see in the fossil record. Under the microscope you can see that each spore has 4 legs or elaters that curl and uncurl in response to changes in the atmospheric water content. Our coal deposits were formed from the vegetation that grew during the carboniferous period. Despite the controversies over this term it is still interesting to question why horsetails appear to have changed relatively little since the carboniferous period: All gardeners and allotment holders are familiar with horsetails and the problems of eradicating them from their land.


Either way it is an interesting structure to encounter and well worth studying under some form of magnification. Dick Culbert from Gibsons, B.

Hypoglycemic effect of Equisetum myriochaetum aerial parts on type 2 diabetic patients.

So what about keeping you warm in winter? Habit and Cultural Information. These shared characteristics are factors that explain why the horsetails can become invasive species. The concentrations assayed for these experiments ranged from Equisetum giganteum Chad Husby for scale.

UC Berkeley Botanical Gardens. The human micronucleus test in vitro was performed with cultured lymphocytes obtained from four healthy donors. Equisetum have superficial stomata and branched stems [5]. Description Equisetum myriochaetum, the Giant Horsetail Equisetum myriochaetum is a Mexican plant used in folk medicine to treat kidney diseases and type 2 diabetes mellitus.

Equisetum myriochaetum – Wikipedia

Mexico North America Evergreen: By using this site, you agree to the Terms of Use and Privacy Policy. Today the fauna are usually smaller and horsetails are smaller. Plant in full sun to light shade in a rich soil and keep moist.

However, there are a number of characteristics which can be used to distinguish them:. However, this is certainly not why this trait evolved.

Equisetum myriochaetum

The Equisetaceae comprise one remaining genus, Equisetum which is considered to have 2 sub-genera: This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. For this reason it may not be suitable for certain farm ponds.

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Determining the number of species that exist in the Equisetaceae and how they are related to each other has been difficult because members exhibit a large amount of morphological plasticity and hybridisation occurs frequently. This may be attached to the photosynthetic stem or it can arise as its own non-photosynthetic stem. They reproduce sexually by the production of spores but also asexually by rooting rhizomes or stem pieces [7]. One Response to Horse tales: However, Pryer et al.

Along with other early plants such as ferns, the horsetails formed the forests that the dinosaurs inhabited.

Given optimum conditions, which includes a frost free location with ample water and rich soil, this subtropical plant is evergreen and can grow to an astonishing 15 feet tall and in some reported cases to 24 feet although plants attaining this height were likely stems supported by other vegetation.

More work needs to be done looking at the benefits rather than the mechanisms involved. Fossil evidence shows that they were a dominant part of the flora during the carboniferous period both in terms of species number and size [2].

As a quick search of twitter shows Equisetum is currently being used in a huge variety of ways ranging from tea to cellulite and hair loss cures. Some thoughts on Equisetum arvense Culham Research Group. Search by size, origins, color, cultural needs, etc. We received our stock on this plant from Monterey Bay Nursery who received it from the University of California, Berkeley – their accession listed it as collected in Veracruz, Mexico.

The stems appear jointed with fine hair like green leaves in whorls sometimes accompanied by side branches that both emerge from sheaths at the stem nodes.